Montgomery County, Maryland Population 2020

Montgomery County, Maryland's estimated population is 1,048,244 with a growth rate of 0.77% in the past year according to the most recent United States census data. Montgomery County, Maryland is the largest county in Maryland.

Year Population Growth Growth Rate
20181,052,5674,3230.41%
20171,048,2447,9990.77%
20161,040,2456,2510.60%
20151,033,9948,3770.82%
20141,025,6179,5530.94%
20131,016,06410,2121.02%
20121,005,85214,0191.41%
2011991,83315,5461.59%
2010976,287219,26028.96%
1990757,027177,97430.74%
1980579,05356,24410.76%
1970522,809181,88153.35%
1960340,928176,527107.38%
1950164,40180,48995.92%
194083,91234,70670.53%
193049,20614,28540.91%
192034,9212,8328.83%
191032,0891,6385.38%
190030,4513,26612.01%
189027,1852,4269.80%
188024,7594,19620.41%
187020,5632,24112.23%
186018,3222,46215.52%
185015,8604042.61%
184015,456-4,360-22.00%
183019,8163,41620.83%
182016,400-1,580-8.79%
181017,9802,92219.40%
180015,058-2,945-16.36%
179018,0030.00%

How Many People Live in Montgomery County, Maryland?

1,048,244

Population by Race

Race Population Percentage
White559,92753.83%
Black or African American189,80018.25%
Asian152,81214.69%
Some Other Race89,3438.59%
Two or More Races44,6814.30%
American Indian and Alaska Native3,0680.29%
Native Hawaiian and Other Pacific Islander5020.05%

Montgomery County, Maryland Population Pyramid 2020

Montgomery County, Maryland Median Age

39


Total

37.6


Male

40.4


Female

Montgomery County, Maryland Adults

There are 796,524 adults, (151,809 of whom are seniors) in Montgomery County, Maryland.

Montgomery County, Maryland Age Dependency

61.3

Age Dependency Ratio

23.5

Old Age Dependency Ratio

37.8

Child Dependency Ratio

Montgomery County, Maryland Sex Ratio

Female

537,744

51.70%

Male

502,389

48.30%

Montgomery County, Maryland Households and Families

Montgomery County, Maryland Renter vs Owner Occupied by Household Type

Montgomery County, Maryland Household Types

Type Owner Renter
Married78.2%21.8%
All65.4%34.6%
Male50.9%49.1%
Non Family50.3%49.7%
Female49.5%50.5%

65.4%

Rate of Home Ownership

Type Count Average Size Owned
All370,2272.7965.4
Married201,8913.4178.2
Non Family111,4161.2750.3
Female41,0223.4949.5
Male15,8983.6150.9

3.34

Average Family Size

2.79

Average Household Size

4.1%

Unmarried (Opposite Sex)

0.3%

Unmarried (Same Sex)

Montgomery County, Maryland Education

Education Attained Count Percentage
Less Than 9th Grade35,7295.00%
9th to 12th Grade26,7883.75%
High School Graduate94,87513.28%
Some College97,13413.59%
Associates Degree38,2495.35%
Bachelors Degree193,90427.14%
Graduate Degree227,81631.88%

Montgomery County, Maryland Educational Attainment by Race

Name Total High School Bachelors
White344,795337,144248,435
Black123,487114,71856,046
Hispanic117,84581,62429,794
Asian113,041104,06577,451
Other Race51,76030,8058,297
Multiple Races19,73918,26211,620
Native American2,1551,549538
Islander332252114

The highest rate of high school graduation is among white people with a rate of 97.78%.

The highest rate of bachelors degrees is among white people with a rate of 72.05%.

Name Average Male Female
Overall$58,114$67,568$49,715
Less Than High School$25,787$30,088$19,499
High School Grad$31,640$37,126$26,901
Some College$41,251$46,267$36,714
Bachelors Degree$64,960$79,291$54,457
Graduate Degree$99,736$116,174$82,869

$58,114

Average Earnings

$67,568

Average Male

$49,715

Average Female

Montgomery County, Maryland Language

Montgomery County, Maryland Language by Age

Montgomery County, Maryland Language

59.35% of Montgomery County, Maryland residents speak only English, while 40.65% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 16.74% of the population.

Montgomery County, Maryland Poverty

Montgomery County, Maryland Poverty by Race

Name Total In Poverty Poverty Rate
Hispanic198,38522,64411.41%
Black187,36519,94810.65%
White458,87616,6063.62%
Other88,45512,80814.48%
Asian152,4209,2356.06%
Multiple44,4553,6088.12%
Native3,0401474.84%
Islander4517215.96%

6.90%

Overall Poverty Rate

5.77%

Male Poverty Rate

7.95%

Female Poverty Rate

Poverty in Montgomery County, Maryland

The race most likely to be in poverty in Montgomery County, Maryland is Islander, with 15.96% below the poverty level.

The race least likely to be in poverty in Montgomery County, Maryland is White, with 3.62% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.35%. Among those working part-time, it was 9.10%, and for those that did not work, the poverty rate was 13.29%.

Name Poverty
Less Than High School16.85%
High School9.67%
Some College6.86%
Bachelors or Greater2.96%

Montgomery County, Maryland Income

Montgomery County, Maryland Income by Household Type

Name Median Mean
Households$106,287$144,723
Families$126,553$166,775
Married Families$148,571$189,271
Non Families$65,930$87,484

Montgomery County, Maryland Marital Status

Montgomery County, Maryland Marital Status

Marriage Rates

53.7%

Overall Marriage Rate

56.9%

Male Marriage Rate

50.7%

Female Marriage Rate

Montgomery County, Maryland Married by Age and Sex

Montgomery County, Maryland Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 45-54.

Montgomery County, Maryland Marital Status by Race

Montgomery County, Maryland Veterans

42,375

Number of Veterans

36,250

Male Veterans

6,125

Female Veterans

War Veterans
Vietnam11,971
Second Gulf War11,017
First Gulf War9,793
Korea3,849
World War II2,685

Montgomery County, Maryland Veterans by Race

Name Veterans % of Total
White29,4136.65%
Black7,9895.67%
Hispanic3,3692.45%
Asian2,4071.96%
2 or More1,3485.77%
Other1,0471.71%
Indian1215.12%
Hawaiian5012.59%

Montgomery County, Maryland Veterans by Education

3.32%

Veteran Poverty Rate

20.57%

Veteran Disability Rate

Montgomery County, Maryland Employment Status

71.5%

Labor Force Participation

67.6%

Employment Rate

4.9%

Unemployment Rate

Montgomery County, Maryland Place of Birth

Origin of Non Citizens

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

25.65%

Born in Maryland

67.69%

Native Born

32.31%

Foreign Born

14.91%

Non Citizen

Place of Birth

67.69% of Montgomery County, Maryland residents were born in the United States, with 25.65% having been born in Maryland. 14.91% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Population of Cities in Montgomery County, Maryland

City 2010 Census 2016 Estimated Growth Growth Rate
Gaithersburg5990567776787113.14%
Rockville612506694056909.29%
Takoma Park167221776510436.24%
Poolesville485451903366.92%
Chevy Chase282429891655.84%
Kensington223923791406.25%
Chevy Chase Village195120621115.69%
Somerset12001277776.42%
Garrett Park9871046595.98%
Martin's Additions941997565.95%
Chevy Chase View928987596.36%
Chevy Chase Section Three750793435.73%
Chevy Chase Section Five673711385.65%
North Chevy Chase551587366.53%
Washington Grove529564356.62%
Laytonsville354374205.65%
Glen Echo255269145.49%
Barnesville17317963.47%
Brookeville12813243.13%
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990